Hammer



FIG. 1 is a perspective view of a “hammer” showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a perspective view viewed from another visual angle thereof.

The broken lines depicted portions of the hammer in which the design is embodied that form no part of claimed design. 

CLAIM The ornamental design for a “hammer,” as shown and described. 